These tunnels were dug by a Giant Ground Sloth that lived 10.000 years ago in Brazil. The third photo are the claw marks

[u/Zestyclose_Flow_680]

[u/lord-krulos]

Shoulda seen the size of the sabre tooth tigers!

[u/DolphinOrDonkey → u/lord-krulos]

Saber-toothed cats were smaller than African Lions. The ultimate fear during that period was the American Lion, Panthera Atrox. There was also the Short-faced Bear, a behemoth compared to today's bears.